Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml

n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-67-0

iso-Butyl benzyl phthalate (2-Methylpropyl benzyl phthalate), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 72170-45-7

Melamine